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CPT®
0445U

CPT® Code 0445U

Official Description

β-amyloid (Abeta42) and phospho tau (181P) (pTau181), electrochemiluminescent immunoassay (ECLIA), cerebral spinal fluid, ratio reported as positive or negative for amyloid pathology

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Short Descr ABETA42 & PTAU181 ECLIA CSF
Medium Descr ABETA42 & PTAU181 ECLIA CEREBRAL SPINAL FLUID
Long Descr β-amyloid (Abeta42) and phospho tau (181P) (pTau181), electrochemiluminescent immunoassay (ECLIA), cerebral spinal fluid, ratio reported as positive or negative for amyloid pathology
CLIA Waived (QW) No
APC Status Indicator Conditionally packaged laboratory tests
Berenson-Eggers TOS (BETOS) none
MUE Not applicable/unspecified.
Date
Action
Notes
2025-01-01 Added First appearance in codebook.
2024-04-01 Added Code added.
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